<template>
  <Dialog v-model="dialogVisible" :title="dialogTitle"  width="80%">
    <el-form
      ref="formRef"
      v-loading="formLoading"
      :model="formData"
      :rules="formRules"
      label-width="140px"
    >
      <el-row>
        <el-col :span="24">
          <el-form-item label="文件夹">
            <el-tree-select
              node-key="id"
              v-model="formData['root']"
              :props="treeProps"
              :data="folderOptions"
              check-strictly
            />
          </el-form-item>
        </el-col>
      </el-row>
      <el-row>
        <el-col :span="24">
          <el-form-item label="文件名" prop="filename">
            <el-input
              v-model="formData.filename"
              :autosize="{ minRows: 500 }"
              placeholder="请输入文件名"
            />
          </el-form-item>
        </el-col>
      </el-row>
      <el-row>
        <el-col :span="24">
          <el-form-item label="内容">
            <!-- <el-input
              v-model="formData.source"
              :rows="30"
              placeholder="请输入内容"
              type="textarea"
            /> -->
            <code-editor :language="codeLanguage" v-model="formData.source" theme="vs-dark" height="600px"/>
    
          </el-form-item>
        </el-col>
          </el-row>
    </el-form>
    <template #footer>
      <el-button :disabled="formLoading" type="primary" @click="submitForm">确 定</el-button>
      <el-button @click="dialogVisible = false">取 消</el-button>
    </template>
  </Dialog>
</template>
<script lang="ts" setup>
import { treeProps } from './res.data'
import { handleTree } from '@/utils/tree'
import { TplCreateVo, TplUpdateVo } from '@/api/cms/tpl/types'
import { encodeBase64 } from '@/utils/base64'
import * as ResApi from '@/api/cms/res'
import CodeEditor from '@/components/CodeEditor/CodeEditor.vue'

defineOptions({ name: 'CmsTplForm' })

const { t } = useI18n() // 国际化
const message = useMessage() // 消息弹窗

const dialogVisible = ref(false) // 弹窗的是否展示
const dialogTitle = ref('') // 弹窗的标题
const formLoading = ref(false) // 表单的加载中：1）修改时的数据加载；2）提交的按钮禁用
const formType = ref('') // 表单的类型：create - 新增；update - 修改
const formData = ref({
  filename: '',
  root: '',
  source: ''
})
const codeLanguage = ref('css')
const formRules = reactive({
  root: [{ required: true, message: '文件夹不能为空', trigger: 'blur' }],
  filename: [{ required: true, message: '文件内容不能为空', trigger: 'blur' }],
  source: [{ required: true, message: '文件内容不能为空', trigger: 'blur' }]
})
const formRef = ref() // 表单 Ref
const folderOptions = ref<Tree[]>([]) // 树形结构
const getTree = async () => {
  const res = await ResApi.getResTreeApi()
  folderOptions.value.push(...handleTree(res))
}

/** 打开弹窗 */
const open = async (type: string, root: string, filename?: string) => {
  dialogTitle.value = t('action.' + type)
  formType.value = type
  resetForm()
  // 修改时，设置数据
  if (filename) {
    formLoading.value = true
    try {
      formData.value = await ResApi.getResDetail(filename)
    } finally {
      formLoading.value = false
    }
  }
  formData.value.root = root
  if(filename?.endsWith(".js")){
    codeLanguage.value="javascript"
  }
  dialogVisible.value = true
}

defineExpose({ open }) // 提供 open 方法，用于打开弹窗

/** 提交表单 */
const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调

const submitForm = async () => {
  // 校验表单
  if (!formRef) return
  const valid = await formRef.value.validate()
  if (!valid) return
  // 提交请求
  formLoading.value = true
  try {
    if (formType.value === 'create') {
      const data = formData.value as unknown as TplCreateVo
      data.source = encodeBase64(data.source)
      await ResApi.createResApi(data)
      message.success(t('common.createSuccess'))
    } else {
      const data = formData.value as unknown as TplUpdateVo
      data.source = encodeBase64(data.source)
      await ResApi.updateResApi(data)
      message.success(t('common.updateSuccess'))
    }
    dialogVisible.value = false
    // 发送操作成功的事件
    emit('success')
  } finally {
    formLoading.value = false
  }
}

/** 重置表单 */
const resetForm = () => {
  formData.value = {
    filename: '',
    root: '',
    source: ''
  }
  formRef.value?.resetFields()
}
// ========== 初始化 ==========
onMounted(async () => {
  await getTree()
})
</script>
